Back to Main Tech Support Page

Ask a Question

Ask a Question

Technical Questions

Can't find an answer in our Help Center? Submit a question, and we'll get back to you soon.

Need Business/Order Related Support?

Search our Help Center
Get answers to business and order questions from our experienced Customer Service representatives.

Website Feedback

How are we doing? We really are interested in knowing how you feel about DX Engineering. Contact us with your comments - good, bad, great, so-so, or whatever. We want to hear from you!

Ajusa OE-Certified Gaskets and Engine Components: Build Your Engine with Stuff that Works

Ajusa is a world leading producer of OE-certified premium gaskets and engine components for domestic, European, and Asian vehicles. Their products meet stringent ISO 9001 and AIF 16949 requirements, demonstrating Ajusa’s commitment to making products that meet the highest standards. 

Engine Gasket Sets
Ajusa Engine Gaskets Sets are manufactured with top-grade materials to perfectly fit and seal your engine for optimal performance and reliability. A typical Engine Gasket Set includes these gaskets (exact contents vary by application):

  • Head gasket(s)
  • Intake gasket(s)
  • Exhaust manifold gasket(s)
  • Oil pan gasket
  • Valve cover gasket(s)
  • Water pump gasket
  • Rear main seal
  • Exhaust pipe gasket(s)
  • Valve stem seals
  • Timing cover gasket and seal
  • Thermostat gasket
Ajusa Engine Gaskets Sets are available for many engines made from the 1950s through today.

Cylinder Head Bolt Kits
Ajusa Cylinder Head Bolt Kits maintain a tight seal between the cylinder head(s) and the engine block, ensuring proper compression and preventing leakage of combustion gases and engine fluids. The bolts are made from high-quality steel and can withstand high levels of tension and torque, providing the necessary clamping force to keep the cylinder head firmly in place over thousands and thousands of miles.

Ajusa Cylinder Head Bolt Kits are available for many popular engines from 1963 to 2023. 

Hydraulic Lifters, Cam Followers, and Lash Adjusters
Ajusa Hydraulic Lifters, Cam Followers, and Lash Adjusters keep the correct amount of valvetrain clearance and preload to ensure quiet and smooth engine operation. These replacements are made to OE specifications to ensure proper fitment and reliability.

Ajusa Hydraulic Lifters, Cam Followers, and Lash Adjusters are available for a variety of 1969-2023 domestic and import engines. 

To see why Ajusa is at the leading edge of automotive engine part design and manufacturing, check out this video.

SEE ALL AJUSA ENGINE PARTS AND ACCESSORIES AT SUMMIT RACING